Top 13 Diatech Multilayer friction grip diamonds in a one kit. Diatech Multilayer diamonds are provided with more diamonds on different levels and in various layers. New diamond grits with sharp edges will take the place of broken off grains or grains separated from the plating during normal use. Extended life and cut faster. Kit: Diatech Multilayer Diamond Burs: 801-010 ML x 2, 801-014 ML x 2, 801-016 ML x 2, 830-010 2.7ML x 2, 830-012 2.7ML x 2, 830L-012 4ML x 2, 835-010 4ML x 2, 835-014 4ML x 2, 835-014 4MLX x 2, 848-016 10ML x 2, 368-020 5F x 2, 368-020 5XF x 2 and 862-012 8XF x 2